Assateague Island — Water Temperature in June

Water Temperature Range

16°C

minimum

21°C

average

26°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
JUN 1	18°C	18°C	17°C	19°C
JUN 2	17°C	17°C	17°C	17°C
JUN 3	18°C	18°C	17°C	18°C
JUN 4	18°C	18°C	18°C	18°C
JUN 5	18°C	18°C	18°C	18°C
JUN 6	19°C	19°C	19°C	19°C
JUN 7	19°C	19°C	19°C	19°C
JUN 8	20°C	20°C	21°C	19°C
JUN 9	20°C	20°C	21°C	19°C
JUN 10	21°C	21°C	21°C	20°C
JUN 11	21°C	21°C	21°C	20°C
JUN 12	21°C	21°C	22°C	20°C
JUN 13	21°C	21°C	21°C	21°C
JUN 14	22°C	22°C	22°C	21°C
JUN 15	21°C	21°C	21°C	21°C
JUN 16	22°C	22°C	21°C	22°C
JUN 17	22°C	22°C	22°C	22°C
JUN 18	22°C	22°C	22°C	22°C
JUN 19	22°C	22°C	22°C	22°C
JUN 20	22°C	22°C	21°C	23°C
JUN 21	22°C	22°C	21°C	23°C
JUN 22	23°C	23°C	22°C	23°C
JUN 23	24°C	24°C	23°C	24°C
JUN 24	23°C	23°C	22°C	24°C
JUN 25	23°C	23°C	22°C	24°C
JUN 26	24°C	24°C	22°C	25°C
JUN 27	24°C	24°C	22°C	25°C
JUN 28	24°C	24°C	22°C	25°C
JUN 29	24°C	24°C	23°C	25°C
JUN 30	25°C	25°C	23°C	26°C

June: Climate and Swimming Opportunities

Average Night Air Temperature

17°C

Average Day Air Temperature

27°C

Precipitation Amount per Month

89 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

9 hrs

Average Wind Speed

14 km/h

Average Humidity

74%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.